Median Age in Onondaga County, NY
ACS 2024 5-Year Estimates
39.6 years
Rank #2,239/3,222 · #49 in NY
31th
Onondaga 39.6 years
NY 39.8 years -0.5%
US 38.9 years +1.8%
Median Age Trend
Rankings →Percentile Rank Over Time
Year-over-Year Age Change
National Distribution
How Onondaga County's median age of 39.6 years compares to all 3,222 U.S. counties. Values range from 21.4 years to 86.2 years.
Distribution of Median Age Across All Counties
Ranking Context
Counties ranked closest to Onondaga County for median age.
Nearby Rankings
Full ranking →| #2,236 | Pike County, MO | 39.6 years |
| #2,237 | Pierce County, NE | 39.6 years |
| #2,238 | Monroe County, NY | 39.6 years |
| #2,239 | Onondaga County, NY | 39.6 years |
| #2,240 | Schenectady County, NY | 39.6 years |
| #2,241 | Pasquotank County, NC | 39.6 years |
| #2,242 | Pickaway County, OH | 39.6 years |
About Median Age
Onondaga County, New York has a median age of 39.6 years, ranking #2,239 of 3,222 counties nationwide — 1.8% above the national value of 38.9 years. Within New York, it ranks #49 of 62. This places it in the 31th percentile nationally.
The median age of the total population. Source: U.S. Census Bureau, American Community Survey 2024 5-Year Estimates. All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.